最新英语听力入门第二册第六单元备课讲稿

unit 6

shaping and reshaping personality objective: Focus on the major points

difficulties: technical terms

key words:

health tips

tips提示, 技巧small but useful piece of practical advice

vocabulary:

cholesterol胆固醇[kə'lestərəul]

A white, crystalline substance, C27H 45OH, found in animal tissues and various foods, that is normally synthesized by the liver and is important as a constituent of cell

membranes and a precursor to steroid hormones. Its level in the bloodstream can influence the pathogenesis of certain conditions, such as the development of atherosclerotic plaque and coronary artery disease.

胆固醇：一种白色结晶体物质，C27H 45OH，发现于动物细胞组织和多种食物中，一般由肝合成，作为细胞膜的组成部分是极为重要的，并且是类固醇荷尔蒙的前驱。在血流中的程度能影响特种疾病的发病，如动脉粥样硬化病和冠状动脉疾病的发展

elongate['i:lɔŋgeit]拉长, (使)伸长, 延长make sth. longer

you’re going to hear some health tips

1.T ea contains natural chemicals. These chemicals block the action of some substances produced in the bodies that cause cancer. Tea contains the same substance in fruits and vegetables. Drinking tea could protect people’s health.

2.C igarette smokers of any age reduce their risk of developing lung cancer when they stop smoking. It is never too late to stop smoking.

3.W alking has a good effect on the heart because it reduces blood pressure, blood sugar and blood cholesterol level. It is never too late to start exercising.

4.V itamins are necessary for good health. However, extremely large amounts of some vitamins may cause health problems. It is far better to get vitamins from eating fresh, natural food than from taking vitamin pills.

5.L aughter is one of the most wonderful releases. It releases the chemical that is life-enhancing and life-elongating. It heals wounds and promotes a healthier being.

B

Key words:

a heart attack

chemical

alcohol酒精, 酒

vocabulary

abdomen['æbdəmen]

腹, 腹部= belly

part of the body below the chest

serotonin[.serə'təunin]

n. 5-羟色胺，血清素含于血液中的复合胺àn 5-羟色胺：一种来源于色胺酸，尤见于脑、血清和胃粘膜等动物和人体组织的有机物，C10H 12N 2O，在血管收缩、刺激平滑肌、神经细胞间冲动传导以及周期性体内过程调节中起作用

An organic compound, C10H 12N 2O, formed from tryptophan and found in animal and human tissue, especially the brain, blood serum, and gastric mucous membranes, and active in vasoconstriction, stimulation of the smooth muscles, transmission of impulses between nerve cells, and regulation of cyclic body processes.

gastric['gæstrik]胃的，与胃有关或有联系

的

Of, relating to, or associated with the stomach.

dehydrogenase[di:'haidrədʒəneis]脱氢酶n.Biochemistry （名词）【生物化学】

An enzyme that catalyzes the removal and transfer of hydrogen from a substrate in an oxidation-reduction reaction.

脱氢酶：一种酶，能在氧化还原反应过程中，对脱去作用物中的氢并转化氢起催化作用

TAPESCRITP

The United States government’s Office of Research on Women’s health is observing its tenth anniversary.